Relation between Sides of Quadrilateral Formed by Tangents on a Circle
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In the given figure, PQ is a chord of length 8 cm of a circle with centre O and radius 5 cm. If the tangents to the circle at the points P and Q intersect at 'T', then the length of PT is
20 cm
40 cm
203 cm
403 cm
The length of the tangent drawn from a point 8 cm away from the centre of a circle of radius 6 cm is
√7 cm
2√7 cm
How many tangents can be drawn through a point on a circle?
1
3
2
4
- 3 cm
- 2 cm
- 2.5 cm
- None of these
- 0
- 1
- 2
- 3
The length of the tangent drawn from a point 8 cm away from the center of a circle of radius 6 cm is 2√7 cm.
√7 cm
2√7 cm
- 3 cm
- 2 cm
- 2.5 cm
- None of these
In the figure above, DE and CE are the tangents through the point E. AF and AB are the tangents through the point F to the circle with centre M.
Also, ∠DEM=30∘ and ∠AFM=10∘
What is the value of ∠MFB+∠MEC=?
40∘
20∘
5∘
10∘
In the figure P , Q and R are the points where the incircle of △ABC touches the sides :
Using the information given , ∠QRP = ____
70∘
60∘
50∘
45∘